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### Checks
- [X] I have checked that this issue has not already been reported.
- [X] I have confirmed this bug exists on the [latest version](https://pypi.org/project/polars/) of Polars.
### Reprodu…
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**Is your feature request related to a problem? Please describe.**
Polars DataFrames are becoming more and more popular and are also supported by Mage. But all database connectors only except and ret…
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Implement ndjson https://docs.pola.rs/api/python/stable/reference/api/polars.read_ndjson.html and https://docs.pola.rs/api/python/stable/reference/api/polars.DataFrame.write_ndjson.html as a data save…
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### What happened?
This code succeeds with the `sqlite` and `polars` backends but fails for me with the `duckdb` backend:
```python
import ibis
import polars as pl
url = "https://raw.github…
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## Code
```elixir
Mix.install([{:explorer, "~> 0.10.0"}])
name_dtype = {"names",
{:list,
{:struct,
[
{"language", :string},
{"name", :string},
{"transliteration", :category…
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### Current behavior
In converting code from pandas to Polars, I neglected to see that Polars adds autofilters by default in [write_excel](https://docs.pola.rs/api/python/dev/reference/api/polars.Dat…
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#### Location of the documentation
https://pandera.readthedocs.io/en/latest/polars.html
#### Documentation problem
Issues:
1. The initial example in the documentation shows validation of a L…
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**Describe the bug**
"Some" polars dataframes are converted wrong to hyper. We created a minimum example and found out that
we can only reproduce the issue with dataframes having 12 or more rows and…
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**Is your feature request related to a problem? Please describe.**
Currently, there is a limitation in the adoption of a new DataFrame library due to the dominance of a single DataFrame library (pand…
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The [dataframe interchange protocol](https://github.com/data-apis/dataframe-api/) is intended to be a specification for interchange between different dataframe types. However, support for it is spotty…